SIMachineFunctionInfo has a scan of the function body for inline asm
which may use AGPRs, or callees in SIMachineFunctionInfo. Move this
into the attributor, so it actually works interprocedurally.
Could probably avoid most of the test churn if this bothered to avoid
adding this on subtargets without AGPRs. We should also probably
try to delete the MIR scan in usesAGPRs but it seems to be trickier
to eliminate.
216 lines
11 KiB
LLVM
216 lines
11 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-globals
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; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -amdgpu-attributor %s | FileCheck %s
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; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=amdgpu-attributor %s | FileCheck %s
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; Check propagation of amdgpu-flat-work-group-size attribute.
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; Called from a single kernel with 1,256
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define internal void @default_to_1_256() {
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; CHECK-LABEL: define {{[^@]+}}@default_to_1_256
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; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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define amdgpu_kernel void @kernel_1_256() #0 {
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; CHECK-LABEL: define {{[^@]+}}@kernel_1_256
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; CHECK-SAME: () #[[ATTR0]] {
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; CHECK-NEXT: call void @default_to_1_256()
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; CHECK-NEXT: ret void
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;
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call void @default_to_1_256()
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ret void
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}
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; Called from a single kernel with 64,128
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define internal void @default_to_64_128() {
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; CHECK-LABEL: define {{[^@]+}}@default_to_64_128
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; CHECK-SAME: () #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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define amdgpu_kernel void @kernel_64_128() #1 {
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; CHECK-LABEL: define {{[^@]+}}@kernel_64_128
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; CHECK-SAME: () #[[ATTR1]] {
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; CHECK-NEXT: call void @default_to_64_128()
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; CHECK-NEXT: call void @flat_group_64_64()
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; CHECK-NEXT: call void @default_to_64_256()
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; CHECK-NEXT: call void @flat_group_128_256()
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; CHECK-NEXT: ret void
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;
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call void @default_to_64_128()
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call void @flat_group_64_64()
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call void @default_to_64_256()
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call void @flat_group_128_256()
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ret void
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}
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; Called from kernels with 128,512 and 512,512
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define internal void @default_to_128_512() {
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; CHECK-LABEL: define {{[^@]+}}@default_to_128_512
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; CHECK-SAME: () #[[ATTR2:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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; This already has a strict bounds, but called from kernels with wider
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; bounds, and should not be changed.
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define internal void @flat_group_64_64() #2 {
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; CHECK-LABEL: define {{[^@]+}}@flat_group_64_64
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; CHECK-SAME: () #[[ATTR3:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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; 128,256 -> 128,128
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define internal void @flat_group_128_256() #3 {
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; CHECK-LABEL: define {{[^@]+}}@flat_group_128_256
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; CHECK-SAME: () #[[ATTR4:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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define internal void @flat_group_512_1024() #4 {
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; CHECK-LABEL: define {{[^@]+}}@flat_group_512_1024
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; CHECK-SAME: () #[[ATTR5:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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define amdgpu_kernel void @kernel_128_512() #5 {
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; CHECK-LABEL: define {{[^@]+}}@kernel_128_512
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; CHECK-SAME: () #[[ATTR2]] {
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; CHECK-NEXT: call void @default_to_128_512()
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; CHECK-NEXT: call void @flat_group_64_64()
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; CHECK-NEXT: ret void
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;
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call void @default_to_128_512()
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call void @flat_group_64_64()
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ret void
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}
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define amdgpu_kernel void @kernel_512_512() #6 {
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; CHECK-LABEL: define {{[^@]+}}@kernel_512_512
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; CHECK-SAME: () #[[ATTR5]] {
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; CHECK-NEXT: call void @default_to_128_512()
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; CHECK-NEXT: call void @flat_group_512_1024()
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; CHECK-NEXT: ret void
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;
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call void @default_to_128_512()
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call void @flat_group_512_1024()
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ret void
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}
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; Called from kernels with 128,256 and 64,128 => 64,256
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define internal void @default_to_64_256() {
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; CHECK-LABEL: define {{[^@]+}}@default_to_64_256
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; CHECK-SAME: () #[[ATTR6:[0-9]+]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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; The kernel's lower bound is higher than the callee's lower bound, so
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; this should probably be illegal.
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define amdgpu_kernel void @kernel_128_256() #3 {
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; CHECK-LABEL: define {{[^@]+}}@kernel_128_256
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; CHECK-SAME: () #[[ATTR7:[0-9]+]] {
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; CHECK-NEXT: call void @default_to_64_256()
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; CHECK-NEXT: ret void
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;
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call void @default_to_64_256()
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ret void
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}
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; 64,128 -> 64,128
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define internal void @merge_cycle_0() #1 {
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; CHECK-LABEL: define {{[^@]+}}@merge_cycle_0
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; CHECK-SAME: () #[[ATTR1]] {
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; CHECK-NEXT: call void @merge_cycle_1()
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; CHECK-NEXT: ret void
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;
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call void @merge_cycle_1()
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ret void
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}
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; 128,256 -> 128,128
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define internal void @merge_cycle_1() #3 {
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; CHECK-LABEL: define {{[^@]+}}@merge_cycle_1
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; CHECK-SAME: () #[[ATTR4]] {
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; CHECK-NEXT: call void @merge_cycle_0()
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; CHECK-NEXT: ret void
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;
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call void @merge_cycle_0()
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ret void
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}
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define amdgpu_kernel void @kernel_64_256() #7 {
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; CHECK-LABEL: define {{[^@]+}}@kernel_64_256
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; CHECK-SAME: () #[[ATTR6]] {
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; CHECK-NEXT: call void @merge_cycle_0()
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; CHECK-NEXT: call void @default_captured_address()
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; CHECK-NEXT: call void @externally_visible_default()
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; CHECK-NEXT: [[F32:%.*]] = call float @bitcasted_function()
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; CHECK-NEXT: ret void
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;
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call void @merge_cycle_0()
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call void @default_captured_address()
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call void @externally_visible_default()
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%f32 = call float @bitcasted_function()
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ret void
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}
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define internal void @default_captured_address() {
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; CHECK-LABEL: define {{[^@]+}}@default_captured_address
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; CHECK-SAME: () #[[ATTR8:[0-9]+]] {
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; CHECK-NEXT: store volatile ptr @default_captured_address, ptr undef, align 8
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; CHECK-NEXT: ret void
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;
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store volatile ptr @default_captured_address, ptr undef, align 8
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ret void
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}
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define void @externally_visible_default() {
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; CHECK-LABEL: define {{[^@]+}}@externally_visible_default
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; CHECK-SAME: () #[[ATTR8]] {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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; 1,1024 -> 64,256
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define internal i32 @bitcasted_function() {
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; CHECK-LABEL: define {{[^@]+}}@bitcasted_function
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; CHECK-SAME: () #[[ATTR6]] {
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; CHECK-NEXT: ret i32 0
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;
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ret i32 0
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}
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attributes #0 = { "amdgpu-flat-work-group-size"="1,256" }
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attributes #1 = { "amdgpu-flat-work-group-size"="64,128" }
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attributes #2 = { "amdgpu-flat-work-group-size"="64,64" }
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attributes #3 = { "amdgpu-flat-work-group-size"="128,256" }
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attributes #4 = { "amdgpu-flat-work-group-size"="512,1024" }
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attributes #5 = { "amdgpu-flat-work-group-size"="128,512" }
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attributes #6 = { "amdgpu-flat-work-group-size"="512,512" }
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attributes #7 = { "amdgpu-flat-work-group-size"="64,256" }
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;.
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; CHECK: attributes #[[ATTR0]] = { "amdgpu-flat-work-group-size"="1,256" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR1]] = { "amdgpu-flat-work-group-size"="64,128" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR2]] = { "amdgpu-flat-work-group-size"="128,512" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "amdgpu-waves-per-eu"="2,10" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR3]] = { "amdgpu-flat-work-group-size"="64,64" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR4]] = { "amdgpu-flat-work-group-size"="128,128" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR5]] = { "amdgpu-flat-work-group-size"="512,512" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "amdgpu-waves-per-eu"="2,10" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR6]] = { "amdgpu-flat-work-group-size"="64,256" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR7]] = { "amdgpu-flat-work-group-size"="128,256" "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
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; CHECK: attributes #[[ATTR8]] = { "amdgpu-no-agpr" "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "amdgpu-waves-per-eu"="4,10" "uniform-work-group-size"="false" }
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;.
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